(11b,17b)-11-(1,3-Benzodioxol-5-yl)-17-hydroxy-17-(1-propyn-1-yl)estra-4,9-dien-3-one CAS 189035-07-2

Purity 97%+In StockPharmaceutical Standards
CAS No.189035-07-2
Molecular FormulaC28H30O4
Molecular Weight430.54 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(11b,17b)-11-(1,3-Benzodioxol-5-yl)-17-hydroxy-17-(1-propyn-1-yl)estra-4,9-dien-3-one CAS 189035-07-2 chemical structure

Description

High-purity (11b,17b)-11-(1,3-Benzodioxol-5-yl)-17-hydroxy-17-(1-propyn-1-yl)estra-4,9-dien-3-one (CAS 189035-07-2) pharmaceutical standards reference standard. Molecular formula: C28H30O4. Molecular weight: 430.54 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.

Physical & Chemical Properties

Molecular FormulaC28H30O4
Molecular Weight430.54 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at room temperature, protect from light, keep sealed and dry
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)14.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2011

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